EP 0447212 A1 19910918 - Voice and video communication apparatus.
Title (en)
Voice and video communication apparatus.
Title (de)
Gerät zur Sprach- und Videoübertragung.
Title (fr)
Appareil pour la communication de langue et de vidéo.
Publication
Application
Priority
- JP 6488890 A 19900315
- JP 8979490 A 19900403
Abstract (en)
A communication apparatus comprising voice data communication means for communicating voice data, video data communication means for communicating video data, determination means for determining whether the attribute of communication data to be notified at the reception call is voice data or voice and video data, and informing means for giving information of a reception call by discriminating between the reception call of voice data and that of voice and video data, based on a determination result of said determination means. <IMAGE>
IPC 1-7
IPC 8 full level
H04M 1/253 (2006.01); H04N 7/14 (2006.01); H04Q 11/04 (2006.01)
CPC (source: EP US)
H04M 1/253 (2013.01 - EP US); H04N 7/147 (2013.01 - EP US); H04Q 11/0471 (2013.01 - EP US); H04Q 2213/18 (2013.01 - EP US); H04Q 2213/204 (2013.01 - EP US); H04Q 2213/337 (2013.01 - EP US)
Citation (search report)
- [A] US 3917904 A 19751104 - MACRANDER MAX S, et al
- [A] US 3933233 A 19760120 - RANDMERE UNO, et al
- [A] US 4538176 A 19850827 - NAKAJIMA HIROHITO [JP], et al
- [A] CH 647116 A5 19841228 - ANT NACHRICHTENTECH [DE]
- [A] DE 3640680 A1 19880609 - SIEMENS AG [DE]
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0447212 A1 19910918; EP 0447212 B1 19941228; DE 69106183 D1 19950209; DE 69106183 T2 19950622; US 5510829 A 19960423
DOCDB simple family (application)
EP 91302121 A 19910313; DE 69106183 T 19910313; US 31905894 A 19940926